【Leetcode】 64. Minimum Path Sum 求最小路径和 方法1 DP法 递推方程很容易写 我们完全可以不用判断边界,如果边界越界时取的值为无限大,那么越界的元素则不会产生影响,我们通过让初始值为无限大即可,代码可以变得更简洁。注意第一个元素要单独赋值。 改进的DP O(n) space 我们发现DP中的二维数组,每次更新
FindTabBarSize You have planned some train traveling one year in advance. The days of the year in which you will travel are given as an integer arraydays. Each day is an integer from1to365. Train tickets are sold inthree different ways: a1-daypass is sold forcosts[0]dollars, a7-daypa...
classSolution{public:intmincostTickets(vector<int>& days,vector<int>& costs){intl = days.size();if(l ==0)return0;boolvis[366];memset(vis,0,sizeof(vis));for(autox : days) vis[x] =true;vector<int>dp(366,0x3f3f3f3f); dp[0] =0;for(inti=1; i<=365; i++) {if(vis[i] =...
In a country popular for train travel, you have planned some train travelling one year in advance. The days of the year that you will travel is given as an arraydays. Each day is an integer from1to365. Train tickets are sold in 3 different ways: a 1-day pass is sold forcosts[0]d...
题目地址:https://leetcode.com/problems/minimum-cost-for-tickets/ 题目描述 In a country popular for train travel, you have planned some train travelling one year in advance. The days of the year that you will travel is given as an array days. Each day is an integer from 1 to 365. ...
// LeetCode 2020 medium #815 // 983. Minimum Cost For Tickets // https://leetcode.com/problems/minimum-cost-for-tickets/ // Runtime: 4 ms, faster than 92.95% of C++ online submissions for Minimum Co…
Minimum Cost For Tickets Minimum’s Revenge Minimum length not met: value 0 < 1 minimum length minimum-genetic-mutation Minimum Depth of Binary Tree Leetcode: Minimum Path Sum #1586 : Minimum(线段树) 相关搜索 全部 Deployment does not have minimum availability Deployment does not have...
Leetcode之动态规划(DP)专题-983. 最低票价(Minimum Cost For Tickets) 在一个火车旅行很受欢迎的国度,你提前一年计划了一些火车旅行。在接下来的一年里,你要旅行的日子将以一个名为days的数组给出。每一项是一个从1到365的整数。 火车票有三种不同的销售方式: ...
https://github.com/grandyang/leetcode/issues/983 类似题目: Coin Change 参考资料: https://leetcode.com/problems/minimum-cost-for-tickets/ https://leetcode.com/problems/minimum-cost-for-tickets/discuss/226659/Two-DP-solutions-with-pictures ...
原题链接在这里:https://leetcode.com/problems/minimum-cost-for-tickets/ 题目: In a country popular for train travel, you have planned some train travelling one year in advance. The days of the year that you will travel is given as an arraydays. Each day is an integer from1to365. ...